Firestone Wilderness Tires

Please I need Anyones help that has had these tires and had a blow out problem we just bought a new 99 Ford Ranger and my husband was driving home from work going 55 on a road and hit a bump and the front tire blew and threw him in a ditch and blew the back tire out while it was dragging him he ended hitting a fence and messing up the truck these tires only had 480 miles on them and nobody will back them Firestone says it was a road hazard ,Ford says the don't cover the tires,this could have very well killed my husband and i am determined to prove that these tires are defective don't know how yet but i willso know we have to pay our insurance ded. and plus still tag and title this beast .PLEASE any feedback would be great!thanks